Home / 11,774.22-16,262.81-8,803.23

Finding the Fourth Proportional to 11,774.22, 16,262.81 and 8,803.23

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Solution

The fourth proportional to 11,774.22, 16,262.81 and 8,803.23 is: 12,159.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,774.22 : 16,262.81 = 8,803.23 : x
  2. Step 2: Convert to fraction form
    11,774.22/16,262.81 = 8,803.23/x
  3. Step 3: Cross multiply
    11,774.22x = 16,262.81 × 8,803.23
  4. Step 4: Simplify right side
    11,774.22x = 143,165,212.86
  5. Step 5: Solve for x
    x = 143,165,212.86/11,774.22
  6. Step 6: Final answer
    x = 12,159.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.